Home / 1,426,005.38-2,137,567.88-893,899.38

Finding the Fourth Proportional to 1,426,005.38, 2,137,567.88 and 893,899.38

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Solution

The fourth proportional to 1,426,005.38, 2,137,567.88 and 893,899.38 is: 1,339,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,005.38 : 2,137,567.88 = 893,899.38 : x
  2. Step 2: Convert to fraction form
    1,426,005.38/2,137,567.88 = 893,899.38/x
  3. Step 3: Cross multiply
    1,426,005.38x = 2,137,567.88 × 893,899.38
  4. Step 4: Simplify right side
    1,426,005.38x = 1,910,770,602,639.91
  5. Step 5: Solve for x
    x = 1,910,770,602,639.91/1,426,005.38
  6. Step 6: Final answer
    x = 1,339,946.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.